Today only, Readdle is offering their popular productivity app, Calendars+, free for the first time ever. A total savings of $7 off the retail price. Calendars+ simplifies your workflow “thanks to the unique interface you can move events simply with Drag & Drop, navigate quickly between dates, change event time, repeat schedule and reminders rapidly with custom keyboards.” As an added bonus, the beautifully flat design of this app will fit in well with iOS7.